{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["DNA", "RNA", "protein", "cell line", "cell type"], "input": "All of the parameters were also tested for correlation, and a significant inverse correlation was found between age and type I and type II receptors when all subjects were plotted and between aged and CD4 and age and CD4/CD8 in the aged group ."}
{"DNA": [], "RNA": [], "protein": ["type I", "type II receptors"], "cell line": [], "cell type": ["CD4", "CD4/CD8"]}